On January 25, 2019 6:17:54 PM GMT+01:00, Joseph Myers <jos...@codesourcery.com> wrote: >On Fri, 25 Jan 2019, Nikhil Benesch wrote: > >> I am attempting to convince GCC to build target libraries with >link-time >> optimizations enabled. I am primarily interested in libgo, but this >discussion > >Note that as far as I know issues with host-dependencies of LTO >bytecode >(bug 41526) may still exist, so this wouldn't work with Canadian cross >compilers.
I was expecting the LTO byte code not to be retained in the built libraries. >> I have a simple patch to the top-level configure.ac that resolves the >issue by >> teaching the build system to use the gcc-ar and gcc-ranlib wrappers >which were >> built earlier and know how to pass the linker plugin to the >underlying ar/ranlib >> commands. The patch is small enough that I've included it at the end >of this >> email. > >Will those wrappers properly wrap round tools for the target that were >configured using --with-build-time-tools?
